Manual Lenco TFT-1021 (page 29 of 171) (English, German, Dutch, French, Spanish)

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2. You may see tiny black points and/or bright points (red, blue, or green) that continuously appear on the

LCD. LCD has a very few (0.01%) unlit pixels and always lit pixels. You may also see distortion in colours

or brightness depending on your perspective. This is a normal result of the manufacturing process and

does not indicate a malfunction.

3. The LCD is manufactured using high-precision technology, do not apply a strong shock or drop it. Do not

disassemble or refit yourself.

4. Do not exert pressure on LCD screen. The LCD that is made from glass may be broken by pressure.

5. Do not place your LCD in a location subject to direct sunlight or excessively high temperature. This may

cause a malfunction.

6. Do not place your LCD in a location subject to mechanical vibrations or in an unstable location.

7. Do not place use a moist cloth to wipe the LCD. Liquid may cause a malfunction if it leaks into your LCD.

8. Do not place or drop any object onto the LCD. Also, do not apply any force to the LCD. If the liquid leaves

out, please use soap and clean water to clean.

9. If you bring your LCD from a cold location to a warm one, moisture may condense on the LCD. In such a

case, wipe off the moisture before using your LCD. It is recommended to use tissue papers to wipe off

the moisture. If the LCD surface is still not warm enough, moisture may condense again. Leave LCD until

its surface is warmed up to the ambient temperature. Do not use alcohol, gas or chemistry reagent to

wipe.

10. Close LCD after use or during in malfunction. Please switch off power in case safe.

11. If you have any questions, please contact our company.

4.3 Cleaning recommendations

1. To clean the cover, make sure the machine is disconnected.

2. Do not use scented hydrocarbons or chloride solvents. Such products may attack the plastics used in the

construction of the cover. The cover should be cleaned by means of a light solution of detergent and

water applied with a soft cloth. Dry thoroughly before using the system again.

3. Do not used for the cleaning of the front panel, alcohol or its derivatives, these products can attack the

mechanical properties of the materials and diminish their useful time of life.

4.4 Care the power source

1. Refer the online specifications to check the power operation of your machine.

2. Do not share the AC outlet with other power-consuming equipment, such as a photocopier or shredder.

3. You can purchase a power strip with a surge protector. This device prevents damage to the machine

caused by sudden power surges, in an electrical storm.

4. Do not place heavy objects on the power cord.

5. To disconnect the cord, pull it out by the plug.

6. Unplug the machine from the AC outlet if you are planning to not use the machine for a long time.

7. Make sure that AC outlet is easily accessible.

8. When the AC adapter is not used, unplug it from the AC outlet.

9. Use the AC adapter supplied with the machine or authorized products. Do not use any other AC adapter

as it may cause a malfunction.

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Lenco TFT-1021 Manual

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